public void UploadBlob(string containerName, string blobName, string contentType, Stream content)
{
if (!blobsPerContainer.ContainsKey(containerName))
{
throw new ApplicationException($"Container {containerName} does not exist");
}
var blobList = blobsPerContainer[containerName];
BlobInfoModel blob = new BlobInfoModel()
{
Name = blobName, CreatedOn = DateTime.Now, Size = content.Length, ContentType = contentType
};
blobList.Add(blob);
}
public static async Task ValidateOCRAppStart([BlobTrigger("ocrinfoblob/{name}")]
CloudBlockBlob cloudBlockBlob,
[Blob("ocrinfoblob/{name}",
FileAccess.ReadWrite)]
byte[] blobContents,
[DurableClient] IDurableOrchestrationClient
starter, ILogger logger)
{
var blobInfoModel = new BlobInfoModel()
{
ImageName = cloudBlockBlob.Name,
BlobContents = blobContents
};
string instanceId = await starter.StartNewAsync("ProcessBlobContents", blobInfoModel);
logger.LogInformation($"Started orchestration with ID = '{instanceId}'.");
}
public static async Task <string> ParseOCRAsync([ActivityTrigger]
BlobInfoModel blobInfoModel,
ILogger logger)
{
var client = new HttpClient();
var apiKeyString = Environment.GetEnvironmentVariable("OCR_API_KEY");
client.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", apiKeyString);
var content = new ByteArrayContent(blobInfoModel?.BlobContents);
content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
var ocrResponse = await client.PostAsync(Environment.GetEnvironmentVariable("OCR_URL"),
content);
var parsedOCR = await ocrResponse.Content.ReadAsStringAsync();
logger.LogInformation($"OCR = {parsedOCR}");
return(parsedOCR);
}